Atheros to Hold Analyst Day Nov. 8

SANTA CLARA, Calif., Sept. 5, 2007 – Atheros Communications, Inc. (NASDAQ:ATHR), a leading developer of advanced wireless solutions, today announced that it will hold an Analyst Day for equity analysts and institutional investors on Thursday, Nov. 8 at TechMart in Santa Clara, Calif.

Members of the executive team will host a series of presentations from 3:00 p.m. to 5:00 p.m. Pacific time. Attendance at the event is by invitation only; however Atheros will webcast the presentations via the investor relations section of the Atheros website at www.atheros.com.

About Atheros Communications, Inc.

Atheros Communications is a leading developer of semiconductor system solutions for wireless and other network communications products. Atheros combines its wireless and networking systems expertise with high-performance radio frequency (RF), mixed signal and digital semiconductor design skills to provide highly integrated chipsets that are manufactured on low-cost, standard complementary metal-oxide semiconductor (CMOS) processes. Atheros technology is being used by a broad base of leading customers, including personal computer, networking equipment and consumer device manufacturers. For more information, please visit www.atheros.com or send email to info@athers.com.